Thank you for viewing. This is a Sailor Professional Gear KOP (King of Pens) "Umi no Mannenhitsu" (Sea Fountain Pen) "Fukai" (Rotten Sea) with a medium nib. Limited edition, 21-karat extra-large nib. This is a beautiful fountain pen with a unique body color. Photos 6 and onward are from the manufacturer's website. I am selling this to organize my collection. It is new and unused, never taken out of the box. Please ask any questions you may have before purchasing. While significant price reductions are difficult, I am open to offers, so please feel free to suggest a price. Thank you, and I look forward to your interest. Sailor Fountain Pen SAILOR Umi no Mannenhitsu KOP Syvash (Fukai) M 109693431 Brand: Sailor Fountain Pen